A218242 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 3 | | 3 |
| | | | | | | | 7 | | 15 | | 7 |
| | | | | | | 15 | | 63 | | 63 | | 15 |
| | | | | | 29 | | 255 | | 511 | | 255 | | 29 |
| | | | | 57 | | 1017 | | 4095 | | 4095 | | 1017 | | 57 |
| | | | 113 | | 4065 | | 32753 | | 65535 | | 32753 | | 4065 | | 113 |
| | | 225 | | 16257 | | 262017 | | 1048545 | | 1048545 | | 262017 | | 16257 | | 225 |
| | 449 | | 65025 | | 2096129 | | 16776705 | | 33552513 | | 16776705 | | 2096129 |
|
A218242 as a square array
1 | 3 | 7 | 15 | 29 | 57 | 113 | 225 | 449
| 3 | 15 | 63 | 255 | 1017 | 4065 | 16257 | 65025
| 7 | 63 | 511 | 4095 | 32753 | 262017 | 2096129
| 15 | 255 | 4095 | 65535 | 1048545 | 16776705
| 29 | 1017 | 32753 | 1048545 | 33552513
| 57 | 4065 | 262017 | 16776705
| 113 | 16257 | 2096129
| 225
|
A218242 as an upper right triangle
1 | 3 | 7 | 15 | 29 | 57 | 113 | 225 | 449
| | 3 | 15 | 63 | 255 | 1017 | 4065 | 16257 | 65025
| | | 7 | 63 | 511 | 4095 | 32753 | 262017 | 2096129
| | | | 15 | 255 | 4095 | 65535 | 1048545 | 16776705
| | | | | 29 | 1017 | 32753 | 1048545 | 33552513
| | | | | | 57 | 4065 | 262017 | 16776705
| | | | | | | 113 | 16257 | 2096129
| | | | | | | | 225
| | | | | | | |
|
|